Weather Resources

NWS Gray/Portland, ME Forecast Office

Serving western Maine and all of New Hampshire, the NWS Gray/Portland office delivers daily forecasts, hazard alerts, and specialized reports, from mountain recreation updates to marine and aviation forecasts. Explore detailed zone and point forecasts, graphical maps, in-depth forecast discussions, and tailored guidance for winter, fire, aviation, and marine conditions.

Mount Washington Avalanche Center

Avalanche conditions for Tuckerman and Huntington Ravines, issued by the United States Forest Service Snow Rangers.

Appalachian Mountain Clubs Weather and Trail Conditions

Weather and trail information recorded at the Appalachian Mountain Club’s huts in New Hampshire and Maine.

The Randolph Mountain Club Weather and Trail Conditions

Weather and trail information recorded at the Randolph Mountain Club’s Gray Knob hut in the northern Presidential Range of New Hampshire.

National Weather Service Wind Chill Index

A National Weather Service chart showing the perceived air temperature felt by the body on exposed skin at various wind speeds.

National Oceanic and Atmospheric Administration Polar Orbiting Environmental Satellites Aurora Forecast

A directory of auroral activity extrapolated from the National Oceanic and Atmospheric Administration’s Polar-orbiting Operational Environmental Satellite.